2CH Channel Video 1CH Reverse RS485 Data Video Fiber Optic Media Converter Transceiver Extender Multiplexer for CCTV Camera with Free Special Gift
2-channels video + 1-channel reverse RS485 data * NTSC, PAL or SECAM Video Compatible * No EMI, RFI, Cross Talk or Video Distortion and no ground loops * LED Indicators for Instant System Monitoring * 1 year warranty on parts and labor; with a free smartdealspro cable tie.